QRCode.js：使用 JavaScript 生成二维码

http://www.runoob.com/w3cnote/javascript-qrcodejs-library.html

<script type="text/javascript" src="http://cdn.staticfile.org/jquery/2.1.1/jquery.min.js"></script>
<script type="text/javascript" src="http://static.runoob.com/assets/qrcode/qrcode.min.js"></script>

<div id="qrcode" style="width:100px; height:100px; margin-top:15px;"></div>

<script type="text/javascript">
var qrcode = new QRCode(document.getElementById("qrcode"), {
	width : 100,
	height : 100
});

function makeCode () {		
	var text = '内容';
	
	qrcode.makeCode(text);
}

makeCode();

</script>

标签：var,makeCode,text,JavaScript,js,qrcode,QRCode,100
来源： https://blog.csdn.net/qq_36602939/article/details/88053146